Mercurial > hg
view rust/rhg/src/commands/debugrhgsparse.rs @ 50427:98fc949bec14
rhg: support `status --print0`
This seems very easy to support, and useful because it makes it possible
to parse the [hg status] output even if the user creates files
with '\n' characters by accident.
author | Arseniy Alekseyev <aalekseyev@janestreet.com> |
---|---|
date | Thu, 06 Apr 2023 11:41:51 +0100 |
parents | 58074252db3c |
children |
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use std::{ ffi::{OsStr, OsString}, os::unix::prelude::OsStrExt, }; use crate::error::CommandError; use hg::{self, utils::hg_path::HgPath}; pub const HELP_TEXT: &str = ""; pub fn args() -> clap::Command { clap::command!("debugrhgsparse") .arg( clap::Arg::new("files") .value_name("FILES") .required(true) .num_args(1..) .value_parser(clap::value_parser!(std::ffi::OsString)) .help("Files to check against sparse profile"), ) .about(HELP_TEXT) } pub fn run(invocation: &crate::CliInvocation) -> Result<(), CommandError> { let repo = invocation.repo?; let (matcher, _warnings) = hg::sparse::matcher(repo).unwrap(); let files = invocation.subcommand_args.get_many::<OsString>("files"); if let Some(files) = files { let files: Vec<&OsStr> = files .filter(|s| !s.is_empty()) .map(|s| s.as_os_str()) .collect(); for file in files { invocation.ui.write_stdout(b"matches: ")?; invocation.ui.write_stdout( if matcher.matches(HgPath::new(file.as_bytes())) { b"yes" } else { b"no" }, )?; invocation.ui.write_stdout(b" | file: ")?; invocation.ui.write_stdout(file.as_bytes())?; invocation.ui.write_stdout(b"\n")?; } } Ok(()) }